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* 1. How can lung damage be incurred during an ascent? Please select all that apply.

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* 2. What are the signs and symptoms of decompression illness? Please select all that apply.

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* 3. What action should be taken if decompression illness is experienced? Please select all that apply.

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* 4. What is likely to be experienced by a diver breathing from a contaminated breathing gas supply? Please select all that apply.

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* 5. What action should be taken if nitrogen narcosis is experienced? 

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* 6. What are the signs and symptoms of acute oxygen toxicity? Please select all that apply.

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* 7. In diving what is MOD

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* 8. What is the MOD for a 32% Nitrox mix?

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* 9. Who should be informed if contaminated breathing gas is discovered? Please select all that apply.

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* 10. How would you rescue an unconscious diver from depth?

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* 11. If you have completed the rescue of an unconscious buddy from depth, what should you do on reaching the surface? Please select all that apply.

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